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Sanyo VCC-MCH5600P Service Manual page 11

Camera unit (megapixel camera)
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3. AWB Adjustment
Camera
Adjustment location: AWB of computer screen
Measuring location: Computer screen
Measuring equipment: Pattern box
Preparation:
Adjusting method:
1. It turns on power.
2. Set a distance of 0.5-1.0 cm between camera lens and
the pattern box. (Do not enter any light.)
3. Connect the camera's USB terminal to the computer'
USB connector.
4. Double-click on the DscCalDi.exe.
5. Click the AWB, and click the Yes.
6. AWB adjustment value will appear on the screen.
7. Click the OK.
Adjustment value determination is effectuated using the
"AGC", "CHECK", "CHECK_ND", "IRIS_GAIN",
"IRIS_OFFSET", "MS", "MS_M", "MS_C", "MS_C2",
"MS_C3", "IRIS_PWM1", "IRIS_PWM2", "IRIS_PWM3" and
"IRIS_PWM4" values. If
AGC= a1
CHECK= wc0, wc1, wc2
CHECK_ND= wnc0, wnc1, wnc2
IRIS_GAIN= g
IRIS_OFFSET= o
MS= ms1, ms2,
MS_M= ms3, ms4,
MS_C= ms5, ms6,
MS_C2= ms7, ms8,
MS_C3= ms9
IRIS_PWM1= s1, s2
IRIS_PWM2= s3, s4
IRIS_PWM3= s5, s6
IRIS_PWM4= s7
the adjustment values fulfill the conditions below, they are de-
termined as within specifications.
Pattern box
-
Adjustment value determination
a1<=2610
wc0=128 ± 2, wc1=128 ± 2, wc2<=255
wnc0=128 ± 2, wnc1=128 ± 2, wnc2<=255
0<=g<=255, 0<=o<=255
3100<=ms1<=4500, 600<=ms2<=2000,
2771<=ms3<=4171,2044<=ms4<=3444,
1592<=ms5<=2992, 1109<=ms6<=2509,
1000<=ms7<=2400, 829<=ms8<=2229,
676<=ms9<=2076
0<=s1<=255, 0<=s2<=255, 0<=s3<=255,0<=s4<=255,
0<=s5<=255, 0<=s6<=255, 0<=s7<=255
s1>s2>s3>s4>s5>s6>s7
Adjustment values other than the above are irrelevant.
4. CMOS (CCD) White Point Defect Detect Adjustment
Adjustment location: CCD Defect of computer screen
Measuring location: Computer screen
Measuring equipment:
Note:
If readjusting after it has already been adjusted, wait for 15
minutes or more for the unit to cool down first.
Adjustment method:
1. It turns on power.
2. Connect the camera's USB terminal to the computer'
USB connector.
3. Double-click on the DscCalDi.exe.
4. Shield light with a lens cap to provide dark condition.
5. Select "CCD Defect" on the LCD "Test", and click the "Yes".
6. After the adjustment is completed, OK will display.
7. Click the OK.
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11

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